Modesto California Weather Forecast: Rain, Wind, Atmospheric Rivers
An atmospheric river event is expected to sweep through California next week — and Stanislaus County residents should prepare for heavy rain and strong winds.
the The atmospheric river event will move south along the West Coast from Jan. 30 to Feb. 3, the National Weather Service wrote in a post on X, formerly known as Twitter.
There is a 60% to 80% chance of above normal rainfall across much of the West Coast, Southwest and Intermountain West through Feb. 5, the weather service said.
What is an atmospheric river event?
According to the National Oceanic and Atmospheric Administration, an atmospheric river is a region of the atmosphere that carries water vapor beyond the tropics.
“The average atmospheric river carries an amount of water vapor approximately equivalent to the average water flow at the mouth of the Mississippi River,” the department’s website states.
When an atmospheric river reaches land, it often releases water vapor in the form of rain or snow.
“Those with the largest amounts of water vapor and the strongest winds can cause heavy rainfall and flooding,” the website states.
During the atmospheric river event, the National Weather Service said there were High risk of heavy rainfall Which may lead to floods and landslides.
About 30,000 Stanislaus County residents — 5.4% of the county’s total population — live in areas considered to be at moderate risk for flooding.
California typically sees five to seven powerful weather rivers during the rainy season from October to April, said Jeffrey Wood, a meteorologist with the National Weather Service.
“At the end of the month, we expect riverine conditions over Northern California,” Wood said. “We’ll see a lot of moisture and wind.”
What is the weather forecast for Stanislaus County?
As the atmospheric river runs its course, Wood said the Modesto area could see about an inch to an inch and a half of rain.
Along with heavy rain and strong winds, there may be rain, thunder and lightning throughout Stanislaus County, Wood said.
“It’s certainly possible that there could be an isolated thunderstorm with an atmospheric river, but it’s too early to know exactly what we can expect,” Wood said.
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